Common-sense stair building and handrailing .. (1913)
Hodgson, Frederick Thomas, 1836- [from old catalog] · Chicago, F. J. Drake & co · leaf 61
ouble curvature.Simple curves in either plan or elevation will cause nodifficulty. Fig. I shows the plan of a rail for a level landingstairs with the risers landing and starting in the spring-ing, the radius of the center line of rail half the widthof tread. Having the plan and center line drawn,… … i—Uomt^ being the center line produced, and BD at ri^htangles with the joint line. AB being equal to half the THIRD METHOD 6i width of tread, the rail in coming up over this distancewould rise the height of half a riser, causing the lineBD to be horizontal; where one of the tangent lines…
Stair building · Hand-railing
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